WO2016071694A3 - Grain refiner for magnesium alloys - Google Patents

Grain refiner for magnesium alloys Download PDF

Info

Publication number
WO2016071694A3
WO2016071694A3 PCT/GB2015/053351 GB2015053351W WO2016071694A3 WO 2016071694 A3 WO2016071694 A3 WO 2016071694A3 GB 2015053351 W GB2015053351 W GB 2015053351W WO 2016071694 A3 WO2016071694 A3 WO 2016071694A3
Authority
WO
WIPO (PCT)
Prior art keywords
grain refiner
magnesium alloys
grain
alloys
refiner
Prior art date
Application number
PCT/GB2015/053351
Other languages
French (fr)
Other versions
WO2016071694A2 (en
Inventor
Hari Babu NADENDLA
Utsavi JOSHI
Original Assignee
Brunel University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB1419715.6 external-priority
Application filed by Brunel University filed Critical Brunel University
Priority to EP15813478.3A priority Critical patent/EP3215647A2/en
Priority to CN201580060123.7A priority patent/CN107075613A/en
Publication of WO2016071694A2 publication Critical patent/WO2016071694A2/en
Publication of WO2016071694A3 publication Critical patent/WO2016071694A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making alloys
    • C22C1/02—Making alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making alloys
    • C22C1/02—Making alloys by melting
    • C22C1/03—Making alloys by melting using master alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making alloys
    • C22C1/06—Making alloys with the use of special agents for refining or deoxidising
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C23/00—Alloys based on magnesium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C23/00—Alloys based on magnesium
    • C22C23/02—Alloys based on magnesium with aluminium as the next major constituent

Abstract

The grain size of pure magnesium or Mg alloys is refined by employing Mg1-X A1XB2 as a grain refiner wherein x is above 0 and below 1. A1B2 may be used as a precursor, for example by being added in powder form (pre-synthesised).
PCT/GB2015/053351 2014-11-05 2015-11-05 Grain refiner for magnesium alloys WO2016071694A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP15813478.3A EP3215647A2 (en) 2014-11-05 2015-11-05 Grain refiner for magnesium alloys
CN201580060123.7A CN107075613A (en) 2014-11-05 2015-11-05 grain refiner for magnesium alloy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1419715.6 2014-11-05
GBGB1419715.6A GB201419715D0 (en) 2014-11-05 2014-11-05 Grain refiner for magnesium alloys

Publications (2)

Publication Number Publication Date
WO2016071694A2 WO2016071694A2 (en) 2016-05-12
WO2016071694A3 true WO2016071694A3 (en) 2016-07-07

Family

ID=52118750

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2015/053351 WO2016071694A2 (en) 2014-11-05 2015-11-05 Grain refiner for magnesium alloys

Country Status (4)

Country Link
EP (1) EP3215647A2 (en)
CN (1) CN107075613A (en)
GB (1) GB201419715D0 (en)
WO (1) WO2016071694A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107419127A (en) * 2017-06-30 2017-12-01 常州市瑞泰物资有限公司 A kind of magnesium alloy refiner and preparation method thereof
CN108374133B (en) * 2018-03-09 2019-08-23 天津大学 In-situ synthesis of MgAlB4Method for whisker reinforced aluminium base composite material
CN110819917A (en) * 2019-11-20 2020-02-21 天津大学 Method for in-situ synthesis of high-length-diameter ratio whisker reinforced aluminum matrix composite by hot isostatic pressing
CN114293054B (en) * 2021-12-08 2022-12-02 大连理工大学 Grain refiner suitable for magnesium alloys with different aluminum contents and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002115020A (en) * 2000-10-11 2002-04-19 Toyota Motor Corp WROUGHT Mg ALLOY AND MANUFACTURING METHOD
US6395224B1 (en) * 1998-07-31 2002-05-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Magnesium alloy and method of producing the same
WO2002046484A1 (en) * 2000-12-08 2002-06-13 Groupe Minutia Inc. Grain refining agent for cast aluminum or magnesium products
WO2004031423A2 (en) * 2002-09-23 2004-04-15 Worcester Polytechnic Institute Method for making an alloy and alloy
CN102383013A (en) * 2010-08-27 2012-03-21 比亚迪股份有限公司 Wrought magnesium alloy and preparation method thereof as well as wrought magnesium alloy product and preparation method thereof
WO2014027184A1 (en) * 2012-08-16 2014-02-20 Brunel University Al-nb-b master alloy for grain refining

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6395224B1 (en) * 1998-07-31 2002-05-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Magnesium alloy and method of producing the same
JP2002115020A (en) * 2000-10-11 2002-04-19 Toyota Motor Corp WROUGHT Mg ALLOY AND MANUFACTURING METHOD
WO2002046484A1 (en) * 2000-12-08 2002-06-13 Groupe Minutia Inc. Grain refining agent for cast aluminum or magnesium products
WO2004031423A2 (en) * 2002-09-23 2004-04-15 Worcester Polytechnic Institute Method for making an alloy and alloy
CN102383013A (en) * 2010-08-27 2012-03-21 比亚迪股份有限公司 Wrought magnesium alloy and preparation method thereof as well as wrought magnesium alloy product and preparation method thereof
WO2014027184A1 (en) * 2012-08-16 2014-02-20 Brunel University Al-nb-b master alloy for grain refining

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
CHEN JING-YANG ET AL: "Effects of A13Ti4B master alloy on microstructure and properties of Mg-7AI-0.4Zn-0.2Mn alloys", CHINESE JOURNAL OF NONFERROUS METALS,, vol. 15, no. 3, March 2005 (2005-03-01), pages 478 - 484, XP008179142 *
DING H ET AL: "Different elements-induced destabilisation of TiC and its application on the grain refinement of Mg-Al alloys", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 485, no. 1-2, 19 October 2009 (2009-10-19), pages 285 - 289, XP026673942, ISSN: 0925-8388, [retrieved on 20090621], DOI: 10.1016/J.JALLCOM.2009.06.091 *
MUDGEL MONIKA ET AL: "Aluminium substitution induced superstructures in Mg1-xAlxB2(x=0.0 to 0.50): An X-ray diffraction study", PHYSICA C, vol. 467, no. 1, 2007, pages 31 - 37, XP029225994, ISSN: 0921-4534, DOI: 10.1016/J.PHYSC.2007.08.005 *
SURESH M ET AL: "Influence of boron addition on the grain refinement and mechanical properties of AZ91 Mg alloy", MATERIALS SCIENCE AND ENGINEERING A: STRUCTURAL MATERIALS: PROPERTIES, MICROSTRUCTURES AND PROCESSING, ELSEVIER BV, NL, vol. 525, no. 1-2, 15 November 2009 (2009-11-15), pages 207 - 210, XP026600609, ISSN: 0921-5093, [retrieved on 20090721], DOI: 10.1016/J.MSEA.2009.07.019 *
YANG QIANG ET AL: "Microstructures and tensile properties of Mg-4Al-4La-0.4Mn-xB (x=0, 0.01, 0", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 572, 2 April 2013 (2013-04-02), pages 129 - 136, XP028549841, ISSN: 0925-8388, DOI: 10.1016/J.JALLCOM.2013.03.196 *
ZHANG S L ET AL: "Effects of in situ TiB2 particle on microstructures and mechanical properties of AZ91 alloy", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 494, no. 1-2, 2 April 2010 (2010-04-02), pages 94 - 97, XP026941509, ISSN: 0925-8388, [retrieved on 20091022], DOI: 10.1016/J.JALLCOM.2009.10.103 *

Also Published As

Publication number Publication date
GB201419715D0 (en) 2014-12-17
EP3215647A2 (en) 2017-09-13
WO2016071694A2 (en) 2016-05-12
CN107075613A (en) 2017-08-18

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